| From: | Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> |
|---|---|
| To: | Mike Blackwell <mike(dot)blackwell(at)rrd(dot)com> |
| Cc: | pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Slow application response on lightly loaded server? |
| Date: | 2012-07-17 17:49:51 |
| Message-ID: | CAOR=d=3=TWY_SFNaOf_ZdeD+JSGD9zSRj_4XXuK60p0uKcv7uA@mail.gmail.com |
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| Lists: | pgsql-performance |
On Tue, Jul 17, 2012 at 11:37 AM, Mike Blackwell <mike(dot)blackwell(at)rrd(dot)com> wrote:
>
> On Tue, Jul 17, 2012 at 11:35 AM, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
> wrote:
>
>> I'd run vmstat and look for high cs or int numbers (100k and above) to
>> see if you're maybe seeing an issue with that. A lot of times a
>> "slow" server is just too much process switching. But yeah, the
>> graphs you've posted don't seem overly bad.
>
>
>
> Thanks for the tip. Here's a quick look at those numbers under that same
> load. Watching it for a while longer didn't show any spikes. That doesn't
> seem to be it, either.
Yep it all looks good to me. Are you sure you're not getting network
lag or something like that?
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